<template>
	<div class="app-container">
		<!-- 顶部Header区 -->
		<input class="back" type="button" value="<返回" @click="back()" v-show="flag"/>
		<mt-header fixed title="GST商城">
		</mt-header>

		<!-- 中间router区 -->
		<transition>
			<router-view></router-view>
		</transition>
		<!-- 底部Tabber区 -->
		<nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
				<span class="mui-badge" id="badge">{{$store.getters.getAllCount}}</span></span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
	</div>
	
</template>

<script>
	export default({
		data(){
			return {
				flag:true
			}
			},
		methods:{
			back(){
				this.$router.go(-1)
			}
		},
		watch:{
			'$route.path':function(newVal){
				if(newVal=='/home')
					this.flag = false
					else
					this.flag = true
			}
		}
	})
</script>

<style scoped>
	.mint-header{
		z-index: 2;
	}
	.app-container{
		padding-top: 40px;
		overflow-x: hidden;
	}
	.v-enter{
		opacity: 0;
		transform: translateX(100%);
	}
	.v-leave-to{
		opacity: 0;
		transform: translateX(-100%);
		position: absolute;
	}
	.v-enter-active,.v-leave-active{
		transition: 0.5s ease;
	}
	.back{
		position: fixed;
		top:0;
		background: #2ea2ff;
		color: #ffffff;
		border: none;
		z-index: 3;
		line-height: 40px;
		padding: 0;
		padding-left: 10px;
		padding-right: 10px;;
	}
</style>
